Home / 145,248,020.60-217,872,030.90-111,235,796.60

Finding the Fourth Proportional to 145,248,020.60, 217,872,030.90 and 111,235,796.60

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Solution

The fourth proportional to 145,248,020.60, 217,872,030.90 and 111,235,796.60 is: 166,853,694.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,248,020.60 : 217,872,030.90 = 111,235,796.60 : x
  2. Step 2: Convert to fraction form
    145,248,020.60/217,872,030.90 = 111,235,796.60/x
  3. Step 3: Cross multiply
    145,248,020.60x = 217,872,030.90 × 111,235,796.60
  4. Step 4: Simplify right side
    145,248,020.60x = 24,235,168,914,021,316
  5. Step 5: Solve for x
    x = 24,235,168,914,021,316/145,248,020.60
  6. Step 6: Final answer
    x = 166,853,694.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.